Coerces Git tag to semver (#3)

Co-authored-by: CrazyMax <crazy-max@users.noreply.github.com>

.github/workflows/ci.yml

@@ -53,6 +53,29 @@ jobs:
           tag-sha: true
           tag-schedule: ${{ matrix.tag-schedule }}
 
+  coerce:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        tag-coerce-tag:
+          - "{{raw}}"
+          - "{{major}}.{{minor}}"
+          - "{{patch}}"
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v2.3.3
+      -
+        name: Docker meta
+        uses: ./
+        with:
+          images: |
+            ${{ env.DOCKER_IMAGE }}
+            ghcr.io/name/app
+          tag-coerce-tag: ${{ matrix.tag-coerce-tag }}
+          tag-sha: true
+
   docker-push:
     runs-on: ubuntu-latest
     services: